Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9331350 | Fuel cell system including diagnostic technique for unbalanced compressor | Oliver Maier, Ulrich Dumke, Peter Willimowski | 2016-05-03 |
| 8771891 | Diagnostic system for unbalanced motor shafts for high speed compressor | Oliver Maier, Ulrich Dumke, Peter Willimowski | 2014-07-08 |
| 8313871 | Fuel cell heating | Dirk Wexel, Jurgen Thyroff | 2012-11-20 |
| 7800259 | Stator assembly for use in a fluid-cooled motor and method of making the same | Stephen Raiser | 2010-09-21 |
| 7564248 | Method and apparatus for monitoring fuel cells | Richard M. Breese, Thomas P. O'Meara, Stanley K. Fujii, Stephen Raiser | 2009-07-21 |